| Value | Category | Cases | |
|---|---|---|---|
| 1 | Eastern | 1658 |
25.9%
|
| 2 | Northern | 2064 |
32.2%
|
| 3 | Southern | 1438 |
22.4%
|
| 4 | Western | 1252 |
19.5%
|
| Sysmiss | 60 |